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FIGURE 14 in Spionidae (Polychaeta: Canalipalpata: Spionida) from seamounts in the NE Atlantic

FIGURE 14. Glandulospio orestes gen. et sp. nov.: A–I. Parapodium from chaetiger 1, 2, 3, 6, 7, 8, 9, 10, 18, all anterior view.—All from type locality (SMF 23336, paratype), Scale: all 0.1 mm.

FIGURE 4 in Spionidae (Polychaeta: Canalipalpata: Spionida) from seamounts in the NE Atlantic

FIGURE 4. Rows of holes present on the dorsum of some chaetigers of the branchiate region or adjacent to it (observed with SEM) in Aonidella cf. dayi Maciolek in López-Jamar, 1989: A. Schematic illustration of this character as observed in a single large specimen. B–D. Examples from SEM studies of this character in large specimen: anterior end until chaetiger 7 (B), chaetigers 12–14 (C), left side of chaetiger 13 (D). E. Infraspecific variation of this character based on a SEM study of 7 specimens 0.15–0.35 mm in width. Coding of counts: (number of lateral holes) / number of holes in the anterior row / number of holes in the posterior row.—A–D all from Irving seamount (ZSRO-P2354), E specimens from Irving seamount (SMF 23391, ZSRO-P2354, SMF 23389) and Great Meteor Seamount (ZSRO-P2348, ZMH-P27569, SMF 23380, ZSRO-P2350), Scale: B, C 100 µm, D 50 µm.

FIGURE 3 in Spionidae (Polychaeta: Canalipalpata: Spionida) from seamounts in the NE Atlantic

FIGURE 3. Aonidella cf. dayi Maciolek in López-Jamar, 1989: A. Anterior end, dorsolateral view; palps lost. B. Anterior end, dorsal view; palps lost; upper arrow indicating left nuchal organ, lower arrow indicating enlarged notopodial lamella on chaetiger two, left side. C. Anterior end, lateral view. D. Midbody region, interparapodial lateral pouches absent, dorsolateral view. E. Midbody region further posterior to image D, neuropodial hooks present in anterior row accompanied by posterior row of capillaries, anterolateral view. F. Hooded hook with pair of small, somewhat perpendicular apical teeth above main fang, from neuropodium of chaetiger 25. G. Posterior end, parapodia with cirriform postchaetal lamellae and hooks present in anterior rows in neuro- and notopodia, oblique view.—All from Great Meteor Seamount (A–C ZSRO-P2329, D–G ZMH- P27565), Scale: A–C, G 100 µm, D 40 µm, E 20 µm, F 1 µm.

FIGURE 1 in Spionidae (Polychaeta: Canalipalpata: Spionida) from seamounts in the NE Atlantic

FIGURE 1. Map of the study area with sampling locations: greater area (top), more detailed view of the study area (bottom); Savage Isl. = Savage Islands (Portuguese: Ilhas Selvagens).

FIGURE 16 in Spionidae (Polychaeta: Canalipalpata: Spionida) from seamounts in the NE Atlantic

FIGURE 16. Median-joining network of Aonidella cf. dayi COI haplotypes. Each haplotype is represented by a circle with its size being proportional to the number of individuals with the same haplotype in the data set. Colours indicate the origin of the haplotype: black (Litte Meteor Seamount), blue (Great Meteor Seamount), green (Irving Seamount), and yellow (Hyères Seamount). Median vectors (mv1-mv9) represent unsampled or extinct ancestral sequences. Numbers in parentheses at connecting branches show the number of mutational steps between haplotypes.

FIGURE 2 in Spionidae (Polychaeta: Canalipalpata: Spionida) from seamounts in the NE Atlantic

FIGURE 2. Aonidella cf. dayi Maciolek in López-Jamar, 1989: A. Anterior end, dorsal view (nuchal organs not illustrated since they are usually not discernable in preserved material by means of light microscopy). B. Anterior end, lateral view. C. Posterior end, lateral oblique view. D–H. Parapodia from chaetiger 1, 6, 9, 15, 35, all anterior view. I. Notopodial hooded hook from chaetiger 15. J. Neuropodial capillary chaeta from chaetiger 15.—All from Great Meteor Seamount, A–C, H (ZMH- P27565), D–G, I, J (ZSRO-P2343). Scale: A–C 0.2 mm, D–H 50 µm, I 2 µm, J 5 µm.

FIGURE 7 in Spionidae (Polychaeta: Canalipalpata: Spionida) from seamounts in the NE Atlantic

FIGURE 7. Dipolydora paracaulleryi sp. nov.: A. Anterior end, dorsal view (note chaetiger 5 not larger than adjacent chaetigers). B. Anterior end, ventral view (note bands of scattered dots after methyl green staining on chaetiger 5 and 6 encompassing glandular pouches ventrolaterally, compare Figure 10B). C. Anterior end, lateral view. D. Posterior end, dorsal view. E. Neuropodial hooded hook. F. Major spines of chaetiger 5, lateral and frontal view.—(ZSRO-P2304, paratype), Scale: A–B 0.2 mm, C 0.5 mm, D 100 µm, E 5 µm, F 20 µm.

FIGURE 10 in Spionidae (Polychaeta: Canalipalpata: Spionida) from seamounts in the NE Atlantic

FIGURE 10. Dipolydora paracaulleryi sp. nov.: Methyl green staining pattern of anterior end: A. Dorsal view, note scattered dots on posterior part of prostomium and on dorsum. B. Ventral view, note bands of scattered dots on chaetiger 6 and 7 (arrows). C. Glandular pouches of chaetiger 6 and 7 from lateral (arrow, compare Figure 7B).—(ZSRO-P2304, paratype), Scale: A–B 200 µm, C 50 µm.

FIGURE 126 in Systematics and diversity of deep-water Cheilostomata (Bryozoa) from Galicia Bank (NE Atlantic)

FIGURE 126. Reteporella cf. arborea: ancestrula with distal daughter zooids and two lateral zooidal buds (MNCN 25.03/ 3985).

FIGURES 108–113 in Systematics and diversity of deep-water Cheilostomata (Bryozoa) from Galicia Bank (NE Atlantic)

FIGURES 108–113. Placidoporella insperata: 108, holotype specimen (light microscopy); 109, general view of colony (MNCN 25.03/3974); 110, 111, autozooids with ovicells (MNCN 25.03/3974); 112, general view of autozooid (MNCN 25.03/ 3975); 113, interior view of frontal shield.

FIGURES 119–125 in Systematics and diversity of deep-water Cheilostomata (Bryozoa) from Galicia Bank (NE Atlantic)

FIGURES 119–125. Schizomavella fischeri: 119, 120, parts of colonies with ovicells (respectively MNCN 25.03/3981 and OLL 2015/923); 121, ancestrula with two distal zooids; 122, ovicellate zooids (MNCN 25.03/3981); 123, 124, zooidal orifices, each with a suboral avicularium (MNCN 25.03/3981); 125, distal part of autozooid with ovicell and suboral avicularium (OLL 2015/923).

FIGURES 104–107. Breoganipora bicanalifera n in Systematics and diversity of deep-water Cheilostomata (Bryozoa) from Galicia Bank (NE Atlantic)

FIGURES 104–107. Breoganipora bicanalifera n. sp.: 104, autozooid with peristomial and latero-oral avicularia (SMF 40.022); 105, 106, autozooids with ovicells (SMF 40.021, 40.022); 107, ancestrula, with flared aviculiferous peristome (SMF 40.023).

FIGURES 95–98. Smittoidea celestinoi n in Systematics and diversity of deep-water Cheilostomata (Bryozoa) from Galicia Bank (NE Atlantic)

FIGURES 95–98. Smittoidea celestinoi n. sp.: 95, general view of colony (holotype); 96, zooidal orifice with suboral avicularium (MNCN 25.03/3965); 97, autozooids with opercula and ovicells (holotype); 98, partial profile of a maternal zooid with an ovicell (MNCN 25.03/3965).

FIGURES 84–90 in Systematics and diversity of deep-water Cheilostomata (Bryozoa) from Galicia Bank (NE Atlantic)

FIGURES 84–90. Tessaradoma boreale: 84, erect part of colony (MNCN 25.03/3958); 85, encrusting part of colony; 86, 87, young and old colony parts with various degrees of secondary calcification (MNCN 25.03/3958, 3959); 88, lateral view of autozooids, one ovicellate (MNHN IB-2013-628); 89, ancestrula and daughter zooids (MNCN 25.03/3962); 90, ancestrula (OLL 2015/909).

FIGURES 91–94. Smittina isabelae n in Systematics and diversity of deep-water Cheilostomata (Bryozoa) from Galicia Bank (NE Atlantic)

FIGURES 91–94. Smittina isabelae n. sp. (holotype): 91, general view of colony fragment; 92, general view of several autozooids; 93, autozooidal orifice; 94, distal part of autozooid with ovicell.

FIGURES 76–83. Escharella lopezfei n in Systematics and diversity of deep-water Cheilostomata (Bryozoa) from Galicia Bank (NE Atlantic)

FIGURES 76–83. Escharella lopezfei n. sp.: 76, general view of colony (SMF 40.014); 77, ancestrula and periancestrular zooids (SMF 40.015); 78, 79, zooidal orifices (SMF 40.015); 80, lateral view of autozooid with basal pore-chambers; 81, 82, autozooids with ovicells (holotype); 83, ancestrula.

FIGURES 74, 75 in Systematics and diversity of deep-water Cheilostomata (Bryozoa) from Galicia Bank (NE Atlantic)

FIGURES 74, 75. Porella sp., respectively showing part of fractured colony and zooidal orifice (MNCN 25.03/3955, 3956).

FIGURES 66–73. Porella biserialis n in Systematics and diversity of deep-water Cheilostomata (Bryozoa) from Galicia Bank (NE Atlantic)

FIGURES 66–73. Porella biserialis n. sp.: 66, frontal view of erect colony (MNCN 25.03/3952); 67, basal (abfrontal) side of erect colony (OLL 2015/906); 68, zooidal orifice in older part of a colony (MNCN 25.03/3954); 69, part of colony with several ovicellate zooids (MNCN 25.03/3954); 70, autozooid with ovicell (MNCN 25.03/3954); 71, zooidal orifice with proximal and lateral avicularia; 72, ancestrula and daughter autozooids in an adnate colony part (MNHN IB-2013-626); 73, two ancestrulae (the tube-like do not belong to the colony) (MNHN IB-2013-626).

FIGURES 52–59. Hippothoa longicauda n in Systematics and diversity of deep-water Cheilostomata (Bryozoa) from Galicia Bank (NE Atlantic)

FIGURES 52–59. Hippothoa longicauda n. sp.: 52, general view of colony (MNHN IB-2013-623); 53–55, general view of autozooids (OLL 2015/903, 902, MNCN 25.03/3946); 56, autozooidal orifice (OLL 2015/902); 57, basal view of autozooid as seen in transparency, showing the position of communication pore areas; 58, 59, female zooids with ovicells (MNHN IB-2013- 623,).

FIGURES 46–51. Distansescharella cervicornis n in Systematics and diversity of deep-water Cheilostomata (Bryozoa) from Galicia Bank (NE Atlantic)

FIGURES 46–51. Distansescharella cervicornis n. sp.: 46, 47, general view of colonies (MNCN 25.03/3943, 3941); 48, area of autozooidal orifice and avicularium (OLL 2015/900); 49, autozooids with oral spines (OLL 2015/900); 50, 51, part of colony with ovicellate zooid and kenozooids (MNCN 25.03/3943, 3941).